package com.mvc.gulimall.product.service.impl;

import com.alibaba.fastjson.TypeReference;
import com.aliyun.oss.model.Bucket;
import com.baomidou.mybatisplus.core.incrementer.ImadcnIdentifierGenerator;
import com.mvc.common.To.SkuHasStockVo;
import com.mvc.common.To.SkuReductionTo;
import com.mvc.common.To.SpuBoundTo;

import com.mvc.common.constant.ProductConstant;
import com.mvc.common.es.SkuEsMode;
import com.mvc.common.utils.R;
import com.mvc.gulimall.product.entity.*;
import com.mvc.gulimall.product.feign.CouponFeignService;
import com.mvc.gulimall.product.feign.SearchFeignService;
import com.mvc.gulimall.product.feign.WareFeignSrvice;
import com.mvc.gulimall.product.service.*;
import com.mvc.gulimall.product.vo.*;
import io.netty.buffer.search.BitapSearchProcessorFactory;
import jdk.nashorn.internal.codegen.ClassEmitter;
import org.apache.commons.lang.StringUtils;
import org.apache.shiro.mgt.CachingSecurityManager;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.*;
import java.util.stream.Collectors;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.mvc.common.utils.PageUtils;
import com.mvc.common.utils.Query;

import com.mvc.gulimall.product.dao.SpuInfoDao;
import org.springframework.transaction.annotation.Transactional;
import com.mvc.common.To.MemberPrice;
import com.mvc.common.es.SkuEsMode.Attrs;



@Service("spuInfoService")
public class SpuInfoServiceImpl extends ServiceImpl<SpuInfoDao, SpuInfoEntity> implements SpuInfoService {
    @Autowired
    private SpuInfoDescService spuInfoDescService;
    @Autowired
    private SpuImagesService spuImagesService;
    @Autowired
    private AttrService attrService;
    @Autowired
    private ProductAttrValueService attrValueService;
    @Autowired
    private  SkuInfoService skuInfoService;
    @Autowired
    private SkuImagesService skuImagesService;
    @Autowired
    private SkuSaleAttrValueService skuSaleAttrValueService;
    @Autowired
    private CouponFeignService couponFeignService;
    @Autowired
    private BrandService brandService;
    @Autowired
    private CategoryService categoryService;
    @Autowired
    private WareFeignSrvice wareFeignSrvice;
    @Autowired
    private SearchFeignService searchFeignService;

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                new QueryWrapper<SpuInfoEntity>()
        );

        return new PageUtils(page);
    }


    @Transactional
    @Override
    public void saveSpuinfo(SpuSaveVo vo) {
        //1、保存spu基本信息 pms_spu_info
        SpuInfoEntity infoEntity = new SpuInfoEntity();
        BeanUtils.copyProperties(vo,infoEntity);
        infoEntity.setCreateTime(new Date());
        infoEntity.setUpdateTime(new Date());
        this.saveBaseSpuInfo(infoEntity);

        //2、保存Spu的描述图片 pms_spu_info_desc
        List<String> decript = vo.getDecript();
        SpuInfoDescEntity descEntity = new SpuInfoDescEntity();
        descEntity.setSpuId(infoEntity.getId());
        descEntity.setDecript(String.join(",",decript));
        spuInfoDescService.savaSpuInfoDesc(descEntity);



        //3、保存spu的图片集 pms_spu_images
        List<String> images = vo.getImages();
        spuImagesService.saveImges(infoEntity.getId(),images);


        //4、保存spu的规格参数;pms_product_attr_value
        List<BaseAttrs> baseAttrs = vo.getBaseAttrs();
        List<ProductAttrValueEntity> collect = baseAttrs.stream().map(attr -> {
            ProductAttrValueEntity valueEntity = new ProductAttrValueEntity();
            valueEntity.setAttrId(attr.getAttrId());
            AttrEntity id = attrService.getById(attr.getAttrId());
            valueEntity.setAttrName(id.getAttrName());
            valueEntity.setAttrValue(attr.getAttrValues());
            valueEntity.setQuickShow(attr.getShowDesc());
            valueEntity.setSpuId(infoEntity.getId());

            return valueEntity;
        }).collect(Collectors.toList());
        attrValueService.saveProductAttr(collect);


        //5、保存spu的积分信息；gulimall_sms->sms_spu_bounds
        Bounds bounds = vo.getBounds();
        SpuBoundTo spuBoundTo = new SpuBoundTo();
        BeanUtils.copyProperties(bounds,spuBoundTo);
        spuBoundTo.setSpuId(infoEntity.getId());
        R r = couponFeignService.saveSpuBounds(spuBoundTo);
        if(r.getCode() != 0){
            log.error("远程保存spu积分信息失败");
        }


        //5、保存当前spu对应的所有sku信息；

        List<Skus> skus = vo.getSkus();
        if(skus!=null && skus.size()>0){
            skus.forEach(item->{
                String defaultImg = "";
                for (Images image : item.getImages()) {
                    if(image.getDefaultImg() == 1){
                        defaultImg = image.getImgUrl();
                    }
                }
                //    private String skuName;
                //    private BigDecimal price;
                //    private String skuTitle;
                //    private String skuSubtitle;
                SkuInfoEntity skuInfoEntity = new SkuInfoEntity();
                BeanUtils.copyProperties(item,skuInfoEntity);
                skuInfoEntity.setBrandId(infoEntity.getBrandId());
                skuInfoEntity.setCatalogId(infoEntity.getCatalogId());
                skuInfoEntity.setSaleCount(0L);
                skuInfoEntity.setSpuId(infoEntity.getId());
                skuInfoEntity.setSkuDefaultImg(defaultImg);
                //5.1）、sku的基本信息；pms_sku_info
                skuInfoService.saveSkuInfo(skuInfoEntity);

                Long skuId = skuInfoEntity.getSkuId();

                List<SkuImagesEntity> imagesEntities = item.getImages().stream().map(img -> {
                    SkuImagesEntity skuImagesEntity = new SkuImagesEntity();
                    skuImagesEntity.setSkuId(skuId);
                    skuImagesEntity.setImgUrl(img.getImgUrl());
                    skuImagesEntity.setDefaultImg(img.getDefaultImg());
                    return skuImagesEntity;
                }).filter(entity->{
                    //返回true就是需要，false就是剔除
                    return !StringUtils.isEmpty(entity.getImgUrl());
                }).collect(Collectors.toList());
                //5.2）、sku的图片信息；pms_sku_image
                skuImagesService.saveBatch(imagesEntities);
                //TODO 没有图片路径的无需保存

                List<Attr> attr = item.getAttr();
                List<SkuSaleAttrValueEntity> skuSaleAttrValueEntities = attr.stream().map(a -> {
                    SkuSaleAttrValueEntity attrValueEntity = new SkuSaleAttrValueEntity();
                    BeanUtils.copyProperties(a, attrValueEntity);
                    attrValueEntity.setSkuId(skuId);

                    return attrValueEntity;
                }).collect(Collectors.toList());
                //5.3）、sku的销售属性信息：pms_sku_sale_attr_value
                skuSaleAttrValueService.saveBatch(skuSaleAttrValueEntities);

                // //5.4）、sku的优惠、满减等信息；gulimall_sms->sms_sku_ladder\sms_sku_full_reduction\sms_member_price
                SkuReductionTo skuReductionTo = new SkuReductionTo();
                BeanUtils.copyProperties(item,skuReductionTo);
                List<com.mvc.gulimall.product.vo.MemberPrice> memberPrice = item.getMemberPrice();
                List<MemberPrice> memberPrices = memberPrice.stream().map(mem -> {
                    MemberPrice member = new MemberPrice();
                    member.setId(mem.getId());
                    member.setName(mem.getName());
                    member.setPrice(mem.getPrice());
                    return member;

                }).collect(Collectors.toList());
                skuReductionTo.setMemberPrice(memberPrices);

                skuReductionTo.setSkuId(skuId);
                if(skuReductionTo.getFullCount() >0 || skuReductionTo.getFullPrice().compareTo(new BigDecimal("0")) == 1){
                    R r1 = couponFeignService.saveSkuReduction(skuReductionTo);
                    if(r1.getCode() != 0){
                        log.error("远程保存sku优惠信息失败");
                    }
                }



            });
        }







    }

    @Override
    public void saveBaseSpuInfo(SpuInfoEntity spuInfoEntity) {
        this.baseMapper.insert(spuInfoEntity);
    }

    @Override
    public PageUtils queryPageByCondition(Map<String, Object> params) {
        QueryWrapper<SpuInfoEntity> wrapper = new QueryWrapper<>();

        /**
         * status:
         * brandId: 0
         * catelogId: 0
         * page: 1
         * limit: 10
         */
        String  key= (String) params.get("key");
        if (!StringUtils.isEmpty(key)){
            wrapper.and((w)->{
                w.eq("id",key).or().like("spu_name",key);
            });
        }
        String status = (String) params.get("status");
        if (!StringUtils.isEmpty(status)){
            wrapper.eq("publish_status",status);
        }
        String brandId= (String) params.get("brandId");
        if (!StringUtils.isEmpty(brandId)&&!"0".equalsIgnoreCase(brandId)){
            wrapper.eq("brand_id",brandId);
        }
        String catelogId = (String) params.get("catelogId");
        if (!StringUtils.isEmpty(catelogId)&&!"0".equalsIgnoreCase(catelogId)){
            wrapper.eq("catalog_id",catelogId);
        }

        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                wrapper
        );

        return new PageUtils(page);
    }

    @Override
    public void up(Long spuId) {
        //组装想要的数据
        // 1.查询当前索引的spuId 的所有sku信息，
        List<SkuInfoEntity> skus=skuInfoService.getSkuByspuId(spuId);
        //TODO 4.查询sku的所可以被检索的 规格属性
        List<ProductAttrValueEntity> baseAttrs = attrValueService.baseAttrListforspu(spuId);
        List<Long> attrIds = baseAttrs.stream().map(attr -> {
            return attr.getAttrId();
        }).collect(Collectors.toList());
        List<Long>  searchAttrs =attrService.selectSearchAttrIds(attrIds);

        Set<Long> idSet= new HashSet<>(searchAttrs);

        List<Attrs> attrsList = baseAttrs.stream().filter(item -> {
            return idSet.contains(item.getAttrId());
        }).map(item -> {
            Attrs esMode = new Attrs();
            BeanUtils.copyProperties(item, esMode);
            return esMode;
        }).collect(Collectors.toList());
        //2.封装每个sku的信息
        
        List<Long> skuIdList = skus.stream().map(SkuInfoEntity::getSkuId).collect(Collectors.toList());

        // TODO 1.发送远程调用，查看库存是否有库存
        Map<Long, Boolean> stockMap=null;
        try {
            R r = wareFeignSrvice.getSkusHasStock(skuIdList);
            TypeReference<List<SkuHasStockVo>> typeReference = new TypeReference<List<SkuHasStockVo>>() {
            };
            stockMap = r.getData(typeReference).stream()
                    .collect(Collectors.toMap(SkuHasStockVo::getSkuId, item -> item.getHasStock()));
        }catch (Exception e){
            log.error("库存服务查询出现异常{}",e);
        }


        Map<Long, Boolean> finalStockMap = stockMap;
        List<SkuEsMode> upProduct = skus.stream().map(sku -> {
            SkuEsMode esMode = new SkuEsMode();
            BeanUtils.copyProperties(sku,esMode);
            esMode.setSkuPrice(sku.getPrice());
            esMode.setSkuImg(sku.getSkuDefaultImg());
            //设置库存信息
            if (finalStockMap ==null){
                esMode.setHasStock(true);
            }else{
                esMode.setHasStock(finalStockMap.get(sku.getSkuId()));
            }
            //TODO 2.热度评分
            esMode.setHotScore(0l);
            //TODO 3.查询品牌和分类的名字信息
            BrandEntity brand = brandService.getById(esMode.getBrandId());
            esMode.setBrandImg(brand.getLogo());
            esMode.setBrandName(brand.getName());
            CategoryEntity category = categoryService.getById(esMode.getCatalogId());
            esMode.setCatalogName(category.getName());
            //设置检索属性
            esMode.setAttrs(attrsList);
            return esMode;
        }).collect(Collectors.toList());
        //TODO 5.将数据发送给es 保存search
        R r = searchFeignService.productStatusUp(upProduct);
        if (r.getCode()==0){
            //远程调用成功
            //TODO 6.spu修改发布状态
            baseMapper.updateSpuStatus(spuId, ProductConstant.ProductStatusEnum.SPU_UP.getCode());
        }else {
            //远程调用失败  //TODO 7.重复调用
          }

    }


}